A polite phrase used to express concern for someone's health, typically when they are unwell, injured, or facing a difficult situation. It wishes them a speedy recovery and encourages them to rest. Example: "無理せず、お大事になさってくださいね。" (Please don't overdo it, and take good care of yourself.)

病気や怪我の人に対して、体を大切にするよう願う丁寧な言葉。回復を祈る気持ちを込めます。例：「お大事になさってください。」